Choose the word needing an apostrophe or an apostrophe and an s. If the sentences is correct, choose no error.

1. Why havent you dotted your j’s? haven’t ****
j’s’
no error

2. Ounce for ounce, humans aren’t as strong as most insects.
human’s
insects’
no error ****

3. Isnt anyone’s picture on a one-dollar bill?
Isn’t ****
one-dollar’s
no error

4. That's the only inhabited island on the river.
That’s ****
inhabited’s
no error

5. No insect exists that doesnt have three pairs of legs.
doesn’t ****
pairs’
no error

6. The sun warms the part of Earth that its shining on.
warm’s
it’s ****
no error

7. This cactus hasn't bloomed in five years.
hasn’t ****
year’s
no error

8. Im sure he’ll be right back with his tools.
I’m
his’
no error ****

Can someone please check my work?